Siemens SINUMERIK 840DE Programming Manual page 135

X Y Z
AP=
RP=
Example for milling
Programming a circle with polar coordinates
N10 G0 X67.5 Y80.211
N20 G111 X50 Y50
N30 G3 RP=34.913 AP=200.052 F500
Block title:Example for turning
Fundamentals
Programming Manual, 10.2004 Edition, 6FC5 298-7AB00-0BP1
4.9 Circular interpolation with polar coordinates (G2/G3, AP=, RP=)
End point in Cartesian coordinates
End point in polar coordinates, in this case the polar
angle
End point in polar coordinates, in this case polar radius
corresponding to circle radius
X
3
25 25
54.25 54.25
95 95
Programming Motion Commands
Z
4-29